<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Vue基础</title>
</head>

<body>
    {{message}}
    <h3 id="app" class="app">
    {{message}}
    <span>{{ message}}</span>
    </h3>
    <!-- 开发环境版本，包含了有帮助的命令行警告 -->
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
    <script>
        var app=new Vue(
            {
                el:"#app",
                // el:".app",
                // el:"div",
                data :{
                    message:"你好，中国女排!"
                }
            }
        )
    </script>
</body>

</html>